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August 2nd, 2025 :: 7:21 pm CDT   

Local Weather Report for
Decatur
Illinois, United States

 Current Decatur Weather Conditions Updated August 2nd at 5:54 pm 
Mostly Clear
Temperature:77°F Dew Point:57°F
Barometer:30.24 inHg Wind:N 26 Mph
Humidity:50.5% Visibility:0M
 
 Decatur Weather Forecast Summary  
 
Today
Aug 2nd
Sunday
Aug 3rd
Monday
Aug 4th
Tuesday
Aug 5th
Wednesday
Aug 6th
Cloudy Cloudy Cloudy Thundershowers Mix of Cloud and Sun
73°F
75°F
55°F
79°F
60°F
79°F
64°F
81°F
66°F
 
 Decatur Detailed Weather Forecast  
 
Saturday, August 2nd, 2025
Evening Temperature: 59°F
Cloudy.
Sunday, August 3rd, 2025
Overnight Temperature: 56°F
Cloudy.
Morning Temperature: 70°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny.
Evening Temperature: 61°F
Clear.
Monday, August 4th, 2025
Overnight Temperature: 61°F
Cloudy.
Morning Temperature: 75°F
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 76°F
Cloudy with a chance of showers or thundershowers.
Evening Temperature: 66°F
Clear. Slight chance of a thunderstorm.
Tuesday, August 5th, 2025
Overnight Temperature: 65°F
Clear with cloudy periods with a slight chance of showers.
Morning Temperature: 76°F
A mix of cloud and sun with a chance of showers or thundershowers.
Afternoon Temperature: 76°F
A mix of cloud and sun with a few showers. Chance of a thunderstorm. Windy at times.
Evening Temperature: 69°F
Clear with a chance of showers or thundershowers.
Wednesday, August 6th, 2025
Overnight Temperature: 67°F
A mix of clear and cloudy skies.
Morning Temperature: 78°F
Sunny with cloudy periods with a slight chance of showers or thundershowers.
Afternoon Temperature: 79°F
Sunny with cloudy periods with a chance of showers or thundershowers.
Evening Temperature: 70°F
Clear. Chance of a thunderstorm.
Thursday, August 7th, 2025
Overnight Temperature: 68°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 80°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 79°F
Sunny with a chance of showers or thundershowers.
Evening Temperature: 71°F
Clear. Chance of a thunderstorm.
Friday, August 8th, 2025
Overnight Temperature: 69°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 82°F
Sunny with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 73°F
Clear. Chance of a thunderstorm. Windy at times.
Saturday, August 9th, 2025
Overnight Temperature: 70°F
Cloudy. Slight chance of a thunderstorm.
Morning Temperature: 80°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 82°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 75°F
Cloudy with a chance of showers or thundershowers. Windy at times.
Sunday, August 10th, 2025
Overnight Temperature: 72°F
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm. Windy at times.
Morning Temperature: 82°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 77°F
Cloudy with a few showers. Chance of a thunderstorm. Windy at times.
Evening Temperature: 65°F
Cloudy with a chance of showers.





 

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This WeatherCity Weather Forecast for Decatur, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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